DL N=4 TITLE = Citation pattern of AM J PUBLIC HEALTH (citing) FORMAT = FULLMATRIX DIAGONAL PRESENT LABELS: Addiction AmJPublicHealth SocSciMed TobControl DATA: 0.000000 0.316980 0.000000 0.333666 0.316980 0.000000 0.470307 0.514793 0.000000 0.470307 0.000000 0.000000 0.000000 0.514793 0.000000 0.000000